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发明名称
Anordnung an Schallwandlern zur Glaettung der Frequenzcharakteristik
摘要
申请公布号
DE1012641(B)
申请公布日期
1957.07.25
申请号
DE1955A022372
申请日期
1955.03.29
申请人
AKUSTISCHE UND KINO-GERAETE GESELLSCHAFT M.B.H.
发明人
GOERIKE DR. RUDOLF
分类号
H04R1/22
主分类号
H04R1/22
代理机构
代理人
主权项
地址
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